ˈ ̷ ̷ˌ ̷ ̷ noun
1.
[ blue (I) (puritanical) + nose ]
: one who advocates a rigorous moral code especially in matters of individual conscience or personal conduct : puritan
once the bluenoses were in power they put down all strong language with a brutal hand — H.L.Mencken
2. often capitalized
[perhaps so called from the extreme cold of the winters in the Maritime Provinces]
: a native or resident of the Canadian Maritime Provinces ; especially : a native or resident of Nova Scotia — used as a nickname